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Theorem allt 26411
Description: For all sets, is true. (Contributed by Anthony Hart, 13-Sep-2011.)
Assertion
Ref Expression
allt

Proof of Theorem allt
StepHypRef Expression
1 tru 1331 . 2
21ax-gen 1556 1
Colors of variables: wff set class
Syntax hints:   wtru 1326  A.wal 1550
This theorem is referenced by:  extt  26414
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1556
This theorem depends on definitions:  df-bi 179  df-tru 1329
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